Available Definitions:
1) n. - The act or the power of foreseeing; prescience; foreknowledge.
2) n. - Action in reference to the future; provident care; prudence; wise forethought.
3) n. - Any sight or reading of the leveling staff, except the backsight; any sight or bearing taken by a compass or theodolite in a forward direction.
4) n. - Muzzle sight. See Fore sight, under Fore, a.